adding code climate, removing duplication

README.md

@@ -2,4 +2,4 @@ Vidpush
 =======
 
 [![Build Status](https://circleci.com/gh/propelmarketing/vidpush.png?circle-token=46474007c0807cf4b467fb96d7736422b2fa58a7)](https://circleci.com/gh/propelmarketing/vidpush)
-
+[![Code Climate](https://codeclimate.com/repos/535a76efe30ba01da902dc6b/badges/f1bfeadbed33f25ef547/gpa.png)](https://codeclimate.com/repos/535a76efe30ba01da902dc6b/feed)

app/controllers/campaigns_controller.rb

@@ -33,10 +33,7 @@ class CampaignsController < ApplicationController
         format.html { redirect_to campaign_path(@campaign.listingcode), notice: 'Campaign was successfully created.' }
       end
     else
-      respond_to do |format|
-        format.json { render json: {error: @campaign.errors.full_messages } }
-        format.html { render action: 'new' }
-      end
+      show_errors('new')
     end
   end
 
@@ -44,10 +41,7 @@ class CampaignsController < ApplicationController
     if @campaign.update(campaign_params)
       redirect_to campaign_path(@campaign.listingcode), notice: 'Campaign was successfully updated.'
     else
-      respond_to do |format|
-          format.json { render json: {error: @campaign.errors.full_messages } }
-          format.html { render action: 'edit' }
-      end
+      show_errors('edit')
     end
   end
 
@@ -57,6 +51,12 @@ class CampaignsController < ApplicationController
   end
 
   private
+    def show_errors(where_to)
+      respond_to do |format|
+        format.json { render json: {error: @campaign.errors.full_messages } }
+        format.html { render action: where_to }
+      end
+    end
     def set_campaign
       @campaign = set_by_options(:campaign, :listingcode)
     end